KR20110128611A - Mobile terminal with dual display and method for displaying data in terminal - Google Patents

Abstract

PURPOSE: A mobile terminal with dual display and a method for displaying data in a terminal are provided to implement various user interfaces using a display unit and an electronic paper using a transparent display unit. CONSTITUTION: In a mobile terminal with dual display and a method for displaying data in a terminal, a first display unit comprises a transparent display. A second display unit is comprised of an electronic paper. A controller(180) shows a predetermined first screen in the first display unit. A certain touch input in the first display is received, the controller drives a second display. The controller displays a certain second image on the second display unit.

Description

MOBILE TERMINAL WITH DUAL DISPLAY AND METHOD FOR DISPLAYING DATA IN TERMINAL}

The present invention relates to a data communication method in a mobile communication terminal and a terminal having a dual display, and more particularly, a display using a transparent display and a dual display using an electronic paper (E-Paper) to provide various user interfaces. It relates to a mobile communication terminal and a data display method in the terminal.

In general, a mobile terminal is a portable device that is portable and has one or more functions such as voice and video calling, information input / output, and data storage. As the functions are diversified, for example, the mobile terminal has complex functions such as taking a picture or a video, playing a music or video file, playing a game, and receiving a broadcast. The mobile terminal is implemented as a comprehensive multimedia player. have.

Many new attempts are being applied to these multimedia devices in terms of hardware or software to implement complex functions. For example, a user interface environment is provided for a user to search for or select a function easily and conveniently. In order to support and increase the function of such a terminal, it may be considered to improve the structural part and / or the software part of the terminal.

Generally, a mobile communication terminal uses LCD as a display part, and OLED etc. are also used recently. In recent years, as the functions of terminals have been diversified, there has been a growing demand for development of a user interface (UI) that is more visible and convenient to a user.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has a display unit using a transparent display and a data display method in a mobile communication terminal and a terminal having a dual display unit providing various user interfaces using an electronic paper (E-Paper). To provide that purpose.

In order to solve the above problems, a mobile terminal having a dual display unit according to an embodiment of the present invention includes a first display unit including a transparent display, a second display unit made of electronic paper, and a predetermined first screen on the first display unit. And a control unit configured to drive the second display unit and display the second screen on the second display unit when receiving a predetermined touch input executed on the first display unit.

According to an aspect of an embodiment of the present invention, when the control unit displays a predetermined first screen on the first display unit and receives a predetermined touch input executed on the first display unit, the transparent display part or It is possible to control not to output an electrical signal for displaying visual information (data) on all of them, to drive the second display unit, and to control to display a predetermined second screen on the second display unit.

The predetermined touch input may be a long touch or a preset touch gesture.

According to an aspect of an embodiment of the present invention, the controller controls the first screen to display at least one of multimedia data such as a moving image, a color image, and the like, and to display text data or multimedia data of the first screen. When receiving a predetermined touch input, the first display may control to display the multimedia data and the second display to display text data.

According to an aspect of an embodiment of the present invention, the controller controls the first screen to display at least one of multimedia data such as a video, a color image, and the like and text data having link information or URL information. When a predetermined touch input is received on text data or multimedia data of a screen, the first display is displayed on the first screen as a three-dimensional screen, and on the second display, the text data and a link or URL is displayed on the first screen. It can be controlled to display the character data connected with.

According to an embodiment of the present invention, the controller is proportional to the touch-and-drag distance input on the edge of the first screen displayed on the first display unit or the second screen displayed on the second display unit. To display the first screen and the second screen at the same time.

According to an embodiment of the present invention, when the control unit displays a predetermined menu on the second display unit and receives a predetermined touch input for selecting the predetermined menu, the control unit simultaneously drives the first display unit. The display unit may control to display an application execution screen different from the touch input on the first display unit.

According to an aspect of an embodiment of the present invention, the controller may control to change the execution screen displayed on the transparent display unit by at least one or more touch inputs.

According to an embodiment of the present invention, the execution screen may be changed to a three-dimensional screen according to two consecutive touch inputs during a preset time input on the execution screen.

According to an aspect of an embodiment of the present invention, the control unit copies the execution screen by a first touch and drag for a preset time input on the execution screen, and is copied by successive second touch and drag. The execution screen may be controlled to move by the second touched and dragged distance.

In another embodiment of the present invention, a data display method of a mobile terminal having a dual display unit includes displaying a predetermined first screen on a first display unit including a transparent display, and touching a predetermined area on the first display unit. Or receiving a predetermined first signal according to the movement of an object in proximity, and in response to the predetermined first signal, driving a second display unit made of electronic paper, and applying a predetermined second signal to the second display unit. And displaying a screen.

According to an aspect of another embodiment of the present invention, in response to the predetermined first signal, further comprising the step of not outputting an electrical signal for displaying visual information (data) on part or all of the transparent display. Can be.

According to an aspect of another embodiment of the present invention, a predetermined area on the first display unit is an area where text data on the first screen is located, and is made of electronic paper in response to the predetermined first signal. The driving of the second display unit and displaying a predetermined second screen on the second display unit may include displaying the character data on the first screen on the second display unit and displaying the character data on the second display unit. It may be a step of not outputting an electrical signal for displaying visual information (data) on the transparent display positioned in the area.

According to an aspect of another embodiment of the present invention, the first screen is a multimedia data and text data such as moving images, color images, etc., and in response to the predetermined first signal, a second display made of electronic paper Driving the unit and displaying a predetermined second screen on the second display unit in response to a predetermined first signal according to a long touch or a preset touch gesture input on the text data or the multimedia data of the first screen, The multimedia display may be displayed on the first display unit, and text data may be displayed on the second display unit.

According to another aspect of an embodiment of the present invention, the first screen displays multimedia data such as moving images, color images, and the like, and text data having link information or URL information, and in response to the first predetermined signal, The driving of the second display unit made of electronic paper and displaying the predetermined second screen on the second display unit may include a predetermined operation according to a long touch or a preset touch gesture input on the text data or the multimedia data of the first screen. In response to a first signal, displaying the first screen as a three-dimensional screen on the first display unit, and displaying text data connected by a link or a URL to text data of the first screen on the second display unit; Can be.

According to an aspect of another embodiment of the present invention, receiving a predetermined second signal according to the movement of the object in contact with or in proximity to a predetermined area on the first display unit and responding to the predetermined second signal The method may further include simultaneously displaying the first screen and the second screen externally in proportion to the touched and dragged distance input on the edge of the first screen or the second screen.

According to another embodiment of the present invention, a data display method of a mobile terminal having a dual display unit includes displaying a predetermined menu on an electronic paper, and when receiving a predetermined touch input for selecting the predetermined menu, driving the transparent display unit. And displaying an application execution screen according to the touch signal on the transparent display unit.

According to another embodiment of the present invention, the method may further include changing an execution screen displayed on the transparent display unit by at least one or more touch inputs.

According to an aspect of an embodiment of the present invention, the step of changing the execution screen displayed on the transparent display unit by the at least one or more touch inputs includes two consecutive touch inputs for a preset time input on the execution screen. In this case, the execution screen may be changed to a three-dimensional screen.

According to another exemplary embodiment of the present invention, the step of changing the execution screen displayed on the transparent display unit by the at least one or more touch inputs may include a first touch and drag for a preset time input on the execution screen. And copying the execution screen by moving the execution screen copied by successive second touch and drag by the second touch and drag distance.

According to the data display method in the mobile communication terminal and the terminal having a dual display unit of the present invention, a color image using a display unit including a transparent display (for example, transparent OLED) and a dual display unit having an electronic paper (E-Paper) Multimedia data such as video and video are displayed on the transparent display, and text data is displayed on the electronic paper to provide a three-dimensional screen to the user. Also, by displaying text data on the electronic paper even when the transparent display unit is turned off, power consumption is reduced. There are advantages to it.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention;
2A is a front perspective view of a mobile terminal according to an embodiment of the present invention;
2b is a rear perspective view of a mobile terminal according to one embodiment of the present invention;
3 is a view for explaining the principle of the electronic paper applied to the present invention,
4 is a cross-sectional view illustrating a driving example of a dual display unit for a touch input in a mobile communication terminal having a dual display unit according to the present invention;
5 is a flowchart showing a first embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention;
6 is a flowchart showing a second embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention;
7 is a flowchart showing a third embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention;
8 to 10 are image diagrams illustrating a method of changing the display screen of the dual display unit according to the first embodiment of the present invention;
11 and 12 are image diagrams for explaining a method of displaying multimedia data and text data using a dual display unit according to a second embodiment of the present invention;
13 to 20 are image diagrams for describing a method of displaying and changing an execution screen on a transparent display unit according to a predetermined menu selection signal input to an electronic paper according to a third embodiment of the present invention.

Hereinafter, a mobile communication terminal according to the present invention will be described in detail with reference to the accompanying drawings. The suffix "module" and " part "for the components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.

The mobile communication terminal described herein may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), a navigation device, and the like.

However, it will be readily apparent to those skilled in the art that the configuration according to the embodiments described herein may also be applied to fixed terminals such as digital TVs, desktop computers, etc., except when applicable only to mobile communication terminals.

1 is a block diagram of a mobile communication terminal according to an embodiment of the present invention.

The mobile communication terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, and a storage unit 160. , An interface unit 170, a controller 180, a power supply unit 190, a light emitting unit 195, and the like. The components shown in FIG. 1 are not essential, so that a mobile communication terminal having more or fewer components may be implemented.

Hereinafter, the components will be described in order.

The wireless communication unit 110 may include one or more modules that enable wireless communication between the mobile communication terminal 100 and the wireless communication system or between the mobile communication terminal 100 and a network in which the mobile communication terminal 100 is located. . For example, the wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 112, a wireless Internet module 113, a short range communication module 114, and a location information module 115 .

The broadcast receiving module 111 receives a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may mean a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a previously generated broadcast signal and / or broadcast related information and transmits the same to a terminal. The broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal.

The broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.

The broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 may include, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcast (DVB-H). Digital broadcast signals can be received using digital broadcasting systems such as Handheld and Integrated Services Digital Broadcast-Terrestrial (ISDB-T). Of course, the broadcast receiving module 111 may be configured to be suitable for not only the above-described digital broadcasting system but also other broadcasting systems.

The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the storage 160.

The mobile communication module 112 transmits and receives a wireless signal with at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data according to transmission and reception of a voice call signal, a video call call signal, or a text / multimedia message.

The wireless internet module 113 refers to a module for wireless internet access and may be embedded or external to the mobile communication terminal 100. Wireless Internet technologies may include Wireless LAN (Wi-Fi), Wireless Broadband (Wibro), World Interoperability for Microwave Access (Wimax), High Speed Downlink Packet Access (HSDPA), and the like.

The short range communication module 114 refers to a module for short range communication. As a short range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like may be used.

The location information module 115 is a module for obtaining a location of a mobile communication terminal, and a representative example thereof is a GPS (Global Position System) module.

Referring to FIG. 1, the A / V input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video call mode or the photographing mode. The processed image frame may be displayed on the display unit 151.

The image frame processed by the camera 121 may be stored in the storage 160 or transmitted to the outside through the wireless communication unit 110. Two or more cameras 121 may be provided according to the use environment.

The microphone 122 receives an external sound signal by a microphone in a call mode, a recording mode, a voice recognition mode, etc., and processes the external sound signal into electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 when the voice data is in the call mode, and output. The microphone 122 may implement various noise removing algorithms for removing noise generated in the process of receiving an external sound signal.

The user input unit 130 generates input data for the user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.

The sensing unit 140 may include an open / closed state of the mobile communication terminal 100, a location of the mobile communication terminal 100, presence or absence of user contact, orientation of the mobile communication terminal, acceleration / deceleration of the mobile communication terminal, peripheral illumination of the mobile communication terminal, and the like. As described above, the current state of the mobile communication terminal 100 is sensed to generate a sensing signal for controlling the operation of the mobile communication terminal 100. For example, when the mobile communication terminal 100 is in the form of a slide phone, whether the slide phone is opened or closed may be sensed. In addition, whether the power supply unit 190 is supplied with power, whether the interface unit 170 is coupled to the external device may be sensed. The sensing unit 140 may include a proximity sensor 141 and an illumination sensor 142.

The output unit 150 is used to generate an output related to visual, auditory, or tactile senses, which includes a display unit 151, an audio output module 152, an alarm unit 153, a haptic module 154, and an electronic paper ( 155) may be included.

The display unit 151 displays (outputs) information processed by the mobile communication terminal 100. For example, when the mobile communication terminal is in a call mode, a user interface (UI) or a graphic user interface (GUI) related to a call is displayed. When the mobile communication terminal 100 is in a video call mode or a photographing mode, it displays a photographed and / or received image, a UI, or a GUI.

The display unit 151 includes a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display (flexible). and at least one of a 3D display. The display unit 151 may be referred to as a light emitting display unit in that it uses its own light emitting device. This is to distinguish the electronic paper 155 to be described later.

Some of these displays can be configured to be transparent or light transmissive so that they can be seen from the outside. This may be referred to as a transparent display. A representative example of the transparent display is TOLED (Transparant OLED). The rear structure of the display unit 151 may also be configured as a light transmissive structure. With this structure, the user can see the object located behind the terminal body through the area occupied by the display unit 151 of the terminal body.

There may be two or more display units 151 according to the implementation form of the mobile communication terminal 100. For example, the plurality of display units may be spaced apart or integrally disposed on one surface of the mobile communication terminal 100, or may be disposed on different surfaces.

When the display unit 151 and a sensor for detecting a touch operation (hereinafter, referred to as a touch sensor) form a mutual layer structure (hereinafter referred to as a touch screen), the display unit 151 may be configured in addition to an output device. Can also be used as an input device. The touch sensor may have, for example, a form of a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 151 or capacitance generated in a specific portion of the display unit 151 into an electrical input signal. The touch sensor may be configured to detect not only the position and area of the touch but also the pressure at the touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and then transmits the corresponding data to the controller 180. As a result, the controller 180 can know which area of the display unit 151 is touched.

Referring to FIG. 1, a proximity sensor 141 may be disposed in an inner region of a mobile communication terminal surrounded by the touch screen or near the touch screen. The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object present in the vicinity without using a mechanical contact by using an electromagnetic force or infrared rays. Proximity sensors have a longer life and higher utilization than touch sensors.

Examples of the proximity sensor include a transmission photoelectric sensor, a direct reflection photoelectric sensor, a mirror reflection photoelectric sensor, a high frequency oscillation proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. When the touch screen is capacitive, the touch screen is configured to detect the proximity of the pointer by the change of the electric field according to the proximity of the pointer. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of allowing the pointer to be recognized without being in contact with the touch screen so that the pointer is located on the touch screen is referred to as a "proximity touch", and the touch The act of actually touching the pointer on the screen is called "contact touch." The position where the proximity touch is performed by the pointer on the touch screen refers to a position where the pointer is perpendicular to the touch screen when the pointer is in proximity proximity.

The proximity sensor detects a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, and a proximity touch movement state). Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

The sound output module 152 may output audio data received from the wireless communication unit 110 or stored in the storage unit 160 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like. The sound output module 152 may also output a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile communication terminal 100. The sound output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile communication terminal 100. Examples of events occurring in the mobile communication terminal include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying occurrence of an event in a form other than a video signal or an audio signal, for example, vibration. The video signal or the audio signal may also be output through the display unit 151 or the sound output module 152, so that they 151 and 152 may be classified as part of the alarm unit 153.

The haptic module 154 generates various tactile effects that the user can feel. Vibration is a representative example of the haptic effect generated by the haptic module 154. The intensity and pattern of vibration generated by the haptic module 154 can be controlled. For example, different vibrations may be synthesized and output or may be sequentially output.

In addition to vibration, the haptic module 154 may be configured to provide a pin array that vertically moves with respect to the contact skin surface, a jetting force or suction force of air through an injection or inlet port, grazing to the skin surface, contact of an electrode, electrostatic force, and the like. Various tactile effects can be generated, such as effects by the endothermic and the reproduction of a sense of cold using the elements capable of endotherm or heat generation.

The haptic module 154 may not only deliver the haptic effect through direct contact, but also may implement the user to feel the haptic effect through a muscle sense such as a finger or an arm. Two or more haptic modules 154 may be provided according to a configuration aspect of the mobile communication terminal 100.

The electronic paper 155 is also referred to as e-paper as a display device in which the characteristics of general ink are applied to paper. Unlike traditional flat panel displays that use backlights to make the pixels shine, electronic paper uses reflected light like regular paper. So after a picture has been changed, text and pictures can be displayed without power consumption. Also, the electronic paper may be folded or bent differently from a flat panel display. This electronic paper will be described later.

The storage unit 160 may store a program for processing and controlling the controller 180, and temporarily stores input / output data (for example, a phone book, a message, an audio, a still image, a video, etc.). It can also perform a function for. The storage unit 160 may also store a frequency of use of each of the data (eg, a phone number, a message, and a frequency of use of each multimedia). In addition, the storage unit 160 may store data on vibration and sound of various patterns output when a touch input on the touch screen is performed.

The storage unit 160 may include a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory), Random Access Memory (RAM), Static Random Access Memory (SRAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Programmable Read-Only Memory (PROM), Magnetic Memory, It may include a storage medium of at least one type of magnetic disk, optical disk. The mobile communication terminal 100 may operate in connection with a web storage that performs a storage function of the storage unit 160 on the Internet.

The interface unit 170 serves as a path with all external devices connected to the mobile communication terminal 100. The interface unit 170 receives data from an external device, receives power, transfers the power to each component inside the mobile communication terminal 100, or transmits data inside the mobile communication terminal 100 to an external device. For example, a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, an audio I / O port, A video input / output (I / O) port, an earphone port, and the like may be included in the interface unit 170.

The identification module is a chip that stores various types of information for authenticating the use authority of the mobile communication terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and a universal user authentication module. (Universal Subscriber Identity Module, USIM) and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

The interface unit may be a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or various command signals input from the cradle by a user may be transferred. It may be a passage that is delivered to the terminal. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile communication terminal. For example, perform related control and processing for voice calls, data communications, video calls, and the like. The controller 180 may include a multimedia module 181 for playing multimedia. The multimedia module 181 may be implemented in the controller 180 or may be implemented separately from the controller 180.

The controller 180 may perform a pattern recognition process for recognizing a writing input or a drawing input performed on the touch screen as text and an image, respectively.

The power supply unit 190 receives an external power source and an internal power source under the control of the controller 180 to supply power for operation of each component.

The light emitting unit 195 is disposed on one side of the electronic paper and automatically emits light when predetermined data is displayed on the electronic paper 155. As the light emitting unit 195, a light emitting diode (LED) may be used. On the other hand, while the illuminance of the predetermined value or less from the illuminance sensor, when the data is displayed on the electronic paper 155, the light emitting unit may be turned on.

Various embodiments described herein may be implemented in a recording medium readable by a computer or similar device using, for example, software, hardware or a combination thereof.

According to a hardware implementation, the embodiments described herein include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), and the like. It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing other functions. The described embodiments may be implemented by the controller 180 itself.

According to the software implementation, embodiments such as the procedures and functions described herein may be implemented as separate software modules. Each of the software modules may perform one or more of the functions and operations described herein. Software code may be implemented in software applications written in a suitable programming language. The software code may be stored in the storage 160 and executed by the controller 180.

2A is a front perspective view of an example of a mobile communication terminal or a mobile communication terminal according to the present invention.

The disclosed mobile communication terminal 100 has a terminal body in the form of a bar. However, the present invention is not limited thereto and may be applied to various structures such as a slide type, a folder type, a swing type, a swivel type, and two or more bodies are coupled to be relatively movable.

The body includes a casing (casing, housing, cover, etc.) that forms an exterior. In this embodiment, the case may be divided into a front case 101 and a rear case 102. Various electronic components are built in the space formed between the front case 101 and the rear case 102. At least one intermediate case may be further disposed between the front case 101 and the rear case 102.

The cases may be formed by injecting synthetic resin or may be formed of a metal material, for example, a metal material such as stainless steel (STS) or titanium (Ti).

The display unit 151, the audio output unit 152, the camera 121, the user input units 130/131 and 132, the microphone 122, and the interface 170 may be disposed in the terminal body, mainly the front case 101. have. The arrangement relationship between the electronic paper and the display unit 151 will be described later.

The display unit 151 occupies most of the main surface of the front case 101. The display unit 151 may be configured as a transparent display or a transparent display (for example, a TOLED). The audio output unit 152 and the camera 121 are disposed in an area adjacent to one end of the both ends in an area adjacent to one end of the display unit 151, and the user input unit 131 and a microphone 122 are disposed at the other end. Is placed. The user input unit 132 and the interface 170 may be disposed on side surfaces of the front case 101 and the rear case 102.

The user input unit 130 is manipulated to receive a command for controlling the operation of the mobile communication terminal 100 and may include a plurality of operation units 131 and 132. The manipulation units 131 and 132 may also be collectively referred to as manipulating portions, and may be employed in any manner as long as the user operates the tactile manner with a tactile feeling.

Content input by the first or second manipulation units 131 and 132 may be variously set. For example, the first manipulation unit 131 receives a command such as start, end, scroll, and the like, and the second manipulation unit 132 adjusts the volume of the sound output from the sound output unit 152 or displays 151. Command), such as switching to the touch recognition mode.

FIG. 2B is a rear perspective view of the mobile communication terminal shown in FIG. 2A.

Referring to FIG. 2B, a camera 121 ′ may be additionally mounted on the rear of the terminal body, that is, the rear case 102. The camera 121 'may have a photographing direction substantially opposite to the camera 121 (see FIG. 2A), and may be a camera having different pixels from the camera 121.

For example, the camera 121 has a low pixel so that the user's face is photographed and transmitted to the counterpart in case of a video call, and the camera 121 'photographs a general subject and does not transmit it immediately. It is desirable to have a high pixel because there are many. The cameras 121 and 121 'may be installed in the terminal body so as to be rotatable or pop-upable.

A flash 123 and a mirror 124 are further disposed adjacent to the camera 121 '. The flash 123 shines light toward the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to see his / her own face or the like when photographing (self-photographing) the user using the camera 121 '.

The sound output unit 152 'may be further disposed on the rear surface of the terminal body. The sound output unit 152 ′ may implement a stereo function together with the sound output unit 152 (see FIG. 2A), and may be used to implement a speakerphone mode during a call.

The antenna for receiving a broadcast signal may be additionally disposed on the side of the terminal body. An antenna that forms part of the broadcast receiving module 111 (refer to FIG. 1) may be installed to be pulled out of the terminal body.

The terminal body is equipped with a power supply unit 190 for supplying power to the mobile communication terminal 100. The power supply unit 190 may be embedded in the terminal body or may be directly detachable from the outside of the terminal body.

The rear case 102 may further include a touch pad 135 for sensing a touch or an electronic paper 155 for displaying data. Like the display unit 151, the touch pad 135 may also be configured to have a light transmission type. In this case, if the display unit 151 and the electronic paper 155 are configured to output visual information from both sides, the visual information displayed on the electronic paper 155 can be recognized through the touch pad 135. . The information output on both surfaces may be controlled by the touch pad 135. Alternatively, a display or electronic paper may be additionally mounted on the touch pad 135, and a touch screen may also be disposed on the rear case 102.

The touch pad 135 may operate in association with the display unit 151 of the front case 101 and the electronic paper 155 of the rear case 102. The touch pad 135 may be disposed parallel to the rear of the display unit 151. The touch pad 135 may have a size equal to or smaller than that of the display unit 151.

3 is a view for explaining the operation principle of the electronic paper 155 mounted on the mobile communication terminal according to an embodiment of the present invention. 3 is a cross-sectional view of the electronic ink microcapsules a1, a2, a3. As shown, the electronic paper 155 consists of a top transparent electrode 6, a bottom electrode 8, and an electronic ink capsule 10. In the electronic ink capsule 10, a positive charged white pigment chips 12 and a negative charged black pigment chip 14 are disposed.

When the lower electrode is charged with the positive electrode, the white chip 12 moves to the upper transparent electrode 6 so that the electronic ink capsule 10 has a white color. As it moves to the transparent electrode 6, it becomes black. The electronic paper 155 including such a large number of electronic ink capsules 10 may serve as a display unit. In addition, black and white may be simultaneously displayed in one electronic ink capsule 10. In this case, the lower electrode 8 charges to the cathode at half of the pixel and to the anode at the other half.

As such, the electronic paper 155 is a display device of a new type called electronic ink. In addition, electronic paper can realize color video by combining polymer coating technology and solution chemistry. Animations or live-action movies of 30 frames per second can also be displayed.

Hereinafter, the operation of the display unit 151, the touch pad 135, and the electronic paper 155 will be described with reference to FIG. 4.

4 is a cross-sectional view illustrating a driving example of a dual display unit for a touch input in a mobile communication terminal having a dual display unit according to the present invention.

The dual display units 151 and 155 may include a display unit 151 using a transparent display (for example, a TOLED) and a display unit using an electronic paper 155. Hereinafter, in the present invention, the display unit using a transparent display (TOLED) is a transparent display. In addition, the display unit using the electronic paper 155 is defined as the electronic paper 155. Various types of visual information may be displayed on the dual display unit. These information may be displayed in the form of letters, numbers, symbols, graphics, or icons.

As shown in FIG. 4, as an example of the structure of the dual display unit, the electronic paper 155, the touch pad 135, and the transparent display unit 151 may be sequentially stacked from each other to form a mutual layer.

Referring to FIG. 4A, when power is first applied to the mobile communication terminal through the power supply unit 190, the controller 180 supplies power to all or one of the dual display units to the electronic paper 155 and The main screen is displayed on the transparent display unit 151. When the controller 180 displays a preset main screen on each of the transparent display unit 151 and the electronic paper 155, the user executes a predetermined touch input on the transparent display unit 151 through an input device. Accordingly, the controller recognizes that the area touched through the touch pad 135 is selected.

Then, the controller 180 determines the type (type) of the predetermined touch input to determine whether the touch input selects visual information displayed on the transparent display unit 151 or visual information displayed on the electronic paper 155. In addition, it may be determined whether the application should be executed on the transparent display unit 151 or the electronic paper 155.

Referring to FIG. 4B, when power is first applied to the mobile communication terminal through the power supply unit 190, the controller 180 makes the transparent display unit 151 transparent (hereinafter referred to as transparent) operation mode. At (151-1), time information (for example, a main screen) can be displayed on the electronic paper 155. In this case, the transparent operation mode of the transparent display unit 151 is a transparent display (for example, a TOLED) that forms a pixel when the transparent display unit 151 is turned off or the transparent display unit 151 is turned on. ) Is a state in which no electrical signal is applied to display data. That is, since no electrical signal for displaying data is applied to the transparent display, the transparent display unit 151 does not display visual information such as text and images, thereby becoming a transparent state.

Therefore, in the transparent operation mode, the visual information displayed on the electronic paper 151 positioned below the transparent display unit 151 is displayed externally. Here, when the user makes a predetermined touch input on an area having visual information displayed on the electronic paper 155, the controller recognizes that the corresponding area is selected through the touch pad 135.

In this case, the controller may determine that the transparent display unit 151 is currently set to the transparent operation mode, and determine that the predetermined touch input selects visual information of the electronic paper 155. In addition, the controller may determine which of the transparent display unit 151 or the electronic paper 155 to execute the application according to the touch input.

Referring to FIG. 4C, the controller sets some pixels of the transparent display unit 151 to the transparent operation mode and applies an electrical signal for displaying visual information to the remaining pixels for which the transparent operation mode is not set. Predetermined data can be displayed. That is, the controller divides a part of the transparent display unit to set an operation mode (transparent or active), and the touch input according to the operation mode is the same as in FIGS. 4A and 4B and will be omitted.

Hereinafter, a data display method in a mobile communication terminal having a dual display unit according to the present invention will be described.

5 is a flowchart illustrating a first embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention.

As shown in FIG. 5, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 displays a main screen on the transparent display unit 151, and visual information (menu icon, etc.) displayed on the main screen. When a predetermined signal is input to the screen, the execution screen of the selected application is displayed (S1). It is assumed here that the controller does not drive the electronic paper 155.

Thereafter, when the controller 180 detects the generation of the dual mode driving interrupt signal input to the transparent display unit 151 by the touch or the user input unit (S3), the control unit 180 switches the transparent display unit 151 to the transparent operation mode and simultaneously The paper 155 is turned on (S5). Therefore, the user is in a state of viewing the visual information displayed on the electronic paper 155.

The dual mode driving interrupt signal is a signal for driving the transparent display unit or the electronic paper which is turned off while only one of the dual display units is turned on.

The generation of the dual mode driving interrupt signal may be generated by a long touch or a preset touch gesture input on a touch pad formed as a mutual layer with the transparent display unit 151 and the electronic paper 155. It may also be generated by a hotkey preset through the user input unit 130.

Subsequently, when the transparent display unit 151 and the electronic paper 155 are turned on by the dual mode driving interrupt signal, when the control unit 180 detects that the screen display change signal is input (S7), the transparent display unit 151 At the same time, the first screen is displayed on the screen and the second screen displayed on the first screen and the electronic paper 155 is externally displayed according to the screen display change signal (S9). A specific application example according to the screen display change signal will be described in detail with reference to FIGS. 9 and 10.

Therefore, the user can display independent information on the dual display unit rather than using the single display unit using the dual display unit, so that a large amount of information can be conveniently accessed through the screen change.

6 is a flowchart illustrating a second embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention.

As shown in FIG. 6, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 displays a main screen on the transparent display unit 151, and visual information (menu icon, etc.) displayed on the main screen. If a predetermined signal is input to the execution screen of the selected application is displayed (S11).

Thereafter, the user inputs the dual mode driving interrupt signal to a position where the character data on the transparent display unit 151 is displayed. The controller 180 detects that the dual mode driving interrupt signal is input on the text data displayed on the transparent display unit 151 (S13), and switches the transparent display unit 151 to the transparent operation mode and at the same time the electronic paper ( 155) is turned on (S15).

Thereafter, in the state where the transparent display unit 151 and the electronic paper 155 are turned on by the dual mode driving interrupt signal, the controller 180 controls multimedia data such as color images and moving images and text data on the transparent display unit 151. The multimedia data having a three-dimensional sense or color is displayed, and the text data is displayed on the electronic paper 155 (S17). A specific application example according to the dual mode driving interrupt signal input on the character data displayed on the transparent display unit 151 will be described in detail with reference to FIGS. 11 and 12.

In the mobile communication terminal having the dual display unit, the controller 180 displays the multimedia data on the transparent display unit and the character data on the electronic paper, so that the user can see a three-dimensional screen.

7 is a flowchart illustrating a third embodiment of a data display method in a mobile communication terminal having a dual display unit according to the present invention.

As shown in FIG. 7, when power is first applied to a mobile communication terminal through a power supply unit, the controller 180 displays a main screen on an electronic paper 155, and predetermined visual information (menu icon, etc.) is displayed on the main screen. Is displayed (S21). Thereafter, when the controller 180 detects generation of a menu selection signal input by a touch or a user input unit on the touch screen (S23), the controller 180 turns on the transparent display unit 151 and turns the transparent display unit 151 in a transparent operation mode. It is set to (S25). Thereafter, the selected application execution screen is displayed on the transparent display unit 151 (S27). Various application examples in which the selected application execution screen is displayed on the transparent display unit 151 will be described in detail with reference to FIGS. 13 to 20.

The control unit can reduce power consumption of the mobile communication terminal by turning off the transparent display unit (transparent operation mode), displaying visual information on the electronic paper, and executing the transparent display unit only when the selected application is executed.

Hereinafter, various application examples of the first embodiment of the present invention for displaying each independent information on the dual display unit and for the user to conveniently access the information displayed on the dual display unit will be described.

[My Example 1  First Application example ]

FIG. 8 is a first application example illustrating switching of a dual display unit screen by a dual mode driving interrupt signal according to the first embodiment of the present invention.

As shown in FIG. 8A, the controller 180 displays a predetermined first screen 600 (here, a web screen) according to a predetermined application execution command on the transparent display unit 151. When the user wants to view a screen on which the other information is displayed (for example, a screen on which previously displayed text data, etc.) is displayed through the electronic paper 155 while surfing the web, the dual mode is displayed on the transparent display unit 151. Input the drive interrupt signal. The position at which the dual mode driving interrupt signal is input may be any position on the transparent display unit 151. In addition, the controller 180 displays a dual mode setting icon (not shown) on the transparent display unit 151, senses that a predetermined signal is input to the dual mode setting icon, and recognizes that the dual mode driving interrupt signal is input. can do.

As shown in FIG. 8B, the controller 180 determines that the dual mode driving interrupt signal is input, switches the transparent display unit 151 to the transparent operation mode, and simultaneously turns on the electronic paper 155. The second screen 700 is displayed on the electronic paper 155. That is, when detecting the input of the dual mode driving interrupt signal, the controller 180 controls not to apply an electric signal for displaying data to the transparent display TOLED of the transparent display unit 151. Accordingly, the transparent display unit 151 is in a transparent state, and the electronic screen 155 is turned on and at the same time, a predetermined second screen 700 displayed on the electronic paper is displayed on the outside.

In addition, as shown in FIG. 8B, when the controller 180 determines that the dual mode driving interrupt signal is input while the predetermined second screen 700 is displayed on the electronic paper 155, FIG. As shown in FIG. 2, the transparent display unit 151 may be turned on (when the transparent display unit is turned off) and the predetermined first screen 600 may be displayed.

[My Example 1  2nd Application example ]

9 is a second application example showing switching of the dual display unit screen by a screen display change signal according to the first embodiment of the present invention.

As shown in FIG. 9A, the controller 180 controls only the predetermined first screen 600 displayed on the transparent display unit 151 to be externally displayed while driving the dual display units. Here, the user touches and drags an input device (here, a finger) on the edge of the first screen to display a predetermined second screen displayed on the electronic paper 155 to the outside.

Next, as shown in FIG. 9B, the controller 180 changes the size of the predetermined first screen 610 displayed on the transparent display unit 151 in proportion to the touched and dragged distance to the outside. In addition to the display, a predetermined second screen 710 displayed on the electronic paper 155 is displayed to the outside.

Similarly, the controller may divide the predetermined first screen 610 displayed on the transparent display unit and each predetermined second screen 700, 710 displayed on the electronic paper in proportion to the touched and dragged distance and simultaneously display them externally ( (C) and (d) of FIG. 9).

Herein, the controller 180 controls the transparent display (TOLED) area of the transparent display unit 155 overlapping the predetermined second screens 700 and 710 to be displayed on the electronic paper 155 in a transparent operation mode, thereby providing a transparent state. The predetermined second screens 700 and 710 may be displayed to the outside by keeping it as.

[My Example 1  3rd Application example ]

FIG. 10 is a third application example illustrating switching of a dual display unit screen by a screen display change signal according to the first embodiment of the present invention.

As shown in FIG. 10, in comparison with FIG. 9, the user moves the touch and drag in the opposite direction through the input device (finger).

The controller 180 may simultaneously display the predetermined first screens 600 and 610 displayed on the transparent display unit and each predetermined second screen 710 displayed on the electronic paper in proportion to the touched and dragged distance at the same time. (A), (b), (c) of FIG. 10)

As in FIG. 9, the transparent display (TOLED) area of the transparent display unit 155 overlapping the predetermined second screen 710 displayed on the electronic paper 155 is controlled to be in a transparent operation mode. The predetermined second screen 710 may be displayed to the outside by maintaining.

Hereinafter, various applications of the second exemplary embodiment of the present invention for displaying multimedia data on a transparent display unit and text data on an electronic paper in a mobile communication terminal having a dual display unit will be described.

[My 2 Example  First Application example ]

FIG. 11 is a first application example showing a method of displaying multimedia data and text data using a dual display unit according to a second embodiment of the present invention.

As shown in FIG. 11A, the controller 180 displays a predetermined first screen 620 (here, a web screen) according to a predetermined application execution command on the transparent display unit 151. The predetermined first screen 620 displayed on the transparent display unit 151 may include multimedia data such as an image 621, a video 622, and text data 623 and 624. The character data may be a uniform resource locator (URL) or a first character data 623 having hyperlink information with another file stored in a storage unit to indicate a location of a file in other servers, or the contents of the document. It may be divided into second character data 624 for display. In addition, the character data 623 and 624 may be displayed in color.

The user inputs a long touch or a preset touch gesture 810 to the second text data 624 displayed on the transparent display unit 151 through an input device (a finger here). Here, the touch gesture 810 is displayed in a clockwise circle shape, but is not limited thereto. The touch gesture 810 may preset various types of touch gestures to generate a dual mode driving interrupt signal.

When a signal for selecting visual information displayed on the transparent display unit is input, the controller 180 may set an application according to the signal for selecting the visual information to be executed on the transparent display unit. When the controller 180 recognizes that the dual mode driving interrupt signal is generated by a predetermined touch signal (here, long touch) or a preset touch gesture, the controller 180 executes the application according to the dual mode driving interrupt signal. It can be controlled to run on electronic paper.

Accordingly, the controller 180 receives the dual mode driving interrupt signal generated by the user's touch gesture 810 and turns on the electronic paper 155 as shown in FIG. At the same time, the controller 180 displays the character data 623 and 624 (color character data may be excluded) displayed on the predetermined first screen on the electronic paper 155 as the predetermined second screen 720. In this case, the controller 180 controls the transparent display unit region 720 overlapping the predetermined second screen 720 in the transparent operation mode. That is, the controller 180 applies an electrical signal for displaying the multimedia data to pixels displaying multimedia data such as an image 621 and a video 622 on the transparent display unit, and transparent operation to pixels displaying text data. Control in mode

Accordingly, multimedia data such as an image 621, a video 622, and the like are displayed on the transparent display unit 151, and the character data 623 and 624 are displayed on the electronic paper 155, so that the user can see the color difference between color and black and white. You can see the three-dimensional screen that comes from.

[My 2 Example  2nd Application example ]

12 is a second application example showing a method of displaying multimedia data and text data using a dual display unit according to a second embodiment of the present invention.

As shown in FIG. 12A, the controller 180 displays a predetermined first screen 620 (here, a web screen) according to a predetermined application execution command on the transparent display unit 151. The predetermined first screen 620 displayed on the transparent display unit 151 may include multimedia data such as an image 621, a video 622, and text data 623 and 624. The character data may be a uniform resource locator (URL) or a first character data 623 having hyperlink information with another file stored in a storage unit to indicate a location of a file in other servers, or the contents of the document. It may be divided into second character data 624 for display. In addition, the character data 623 and 624 may be displayed in color.

The user inputs the long touch 820 or a preset touch gesture to the first text data 623 displayed on the transparent display unit 151 through an input device (a finger here). In this case, the input for generating the dual mode driving interrupt signal is not limited to a long touch or a touch gesture, but may be based on a preset touch input, and a preset hot key may be used through a user input unit.

Next, as shown in FIG. 12B, the controller 180 receives the dual mode driving interrupt signal generated by the long touch of the user and turns on the electronic paper 155. At the same time, the controller 180 displays the character data 623 and 624 (color character data may be excluded) displayed on the predetermined first screen on the electronic paper 155 as the predetermined second screen 730. In this case, the controller 180 controls the transparent display unit area 730 overlapping the predetermined second screen 730 in the transparent operation mode.

At the same time, the controller 180 can display the first screen 620 displayed on the transparent display unit as a three-dimensional screen 630 having perspective in an area not overlapping the second screen 730. In this case, when the user touches the first-first text data 625 having the same data attribute as the first text data on the three-dimensional screen 630, the first-first text data ( The character data connected to 625 may be displayed in an area where the second screen is displayed.

The controller 180 displays the first screen 620 displayed on the transparent display unit 151 after being changed into a 3D screen 630 in a predetermined region of the transparent display unit 151, and displays the first text data or the first- The character data connected to the one character data is displayed on the second screen 730 of the electronic paper 155, so that the user can easily access the details of the article on the main web page screen without changing the screen. (For example, the control unit displays the main webpage screen on the transparent display unit, and when a touch signal is input to the headline article (text data) connected to the URL on the main webpage screen, the corresponding details are displayed. On the second screen of the paper.)

Hereinafter, various application examples of the third embodiment of the present invention in which a menu execution screen is displayed on a light emitting display unit according to a predetermined menu selection signal input to an electronic paper will be described.

According to the third embodiment, when it is recognized that a dual mode driving interrupt signal is generated by a predetermined touch signal (here, long touch) or a preset touch gesture, the execution application according to the dual mode driving interrupt signal is displayed on the transparent display unit. And the examples executed in the electronic paper, refer to the first and second embodiments.

[Third Example  First Application example ]

13 is an image of a mobile communication terminal showing a first application example of the third embodiment of the present invention.

As shown in FIG. 13A, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 includes a main screen including predetermined visual information (menu icon, etc.) on the electronic paper 155. 750). The user may flick on the electronic paper 750 on which the menu is displayed to move the menu up and down. Next, the user may execute the corresponding application by touching one of the menus (see FIG. 13B).

Herein, when the controller 180 receives an execution command of the web browser by the input device (finger), the controller 180 drives the transparent display unit 151 and rotates the web image 650 by 360 degrees. The web image 651 is displayed in the unit 151 (see FIG. 13 (c)).

14 is an image of a mobile communication terminal showing a modification of the first application example of the third embodiment of the present invention.

As shown in FIG. 14A, a predetermined main screen 750 is displayed on the electronic paper 155, and a web browser application among predetermined menus is executed on the transparent display unit 151 to display a web image 660. ) Is displayed.

Herein, when the controller 180 detects that the first touch signal 832 and the second touch signal 831 are continuous on both edges of the web image 660 through an input device (finger), the web is detected. As shown in FIG. 14B, the image 660 is rotated 360 degrees to display the web images 661 and 662 on the transparent display unit 151.

15 is an image of a mobile communication terminal showing another modification of the first application example of the third embodiment of the present invention.

As shown in FIG. 15A, a predetermined main screen 750 is displayed on the electronic paper 155, and a web browser application among the predetermined menus is executed on the transparent display unit to display a web image 660. Is indicated.

Herein, when the controller 180 detects that a touch and drag signal 840 is generated on one edge of the web image 660 through an input device (finger), the controller 180 displays the web image 660 of FIG. 15. As shown in (b), the size of the web image 660 proportional to the distance at which the touch and drag signal is generated is changed and displayed on the transparent display unit 151.

16 is an image of a mobile communication terminal showing a second application example of the third embodiment of the present invention.

As shown in FIG. 16A, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 may include a main screen including predetermined visual information (menu icon, etc.) on the electronic paper 155. 750). The user may execute the selected application on the transparent display unit 151 by touching at least one menu displayed on the main screen 750 through an input device (finger).

When the controller 180 detects that a menu selection signal (826, 827, 828, or touch signal) is generated for each of the web browser menu, the camera / picture menu, and the MMS / SMS menu displayed on the electronic paper 155, the selected application is selected. First, second, and third execution screens 670, 671, and 672 on the transparent display unit 151.

Next, when the controller 180 detects that a touch and drag signal 841 is generated at one vertex of the first execution screen 670 (see FIG. 16B), the touch and drag signal is generated. By simultaneously changing the horizontal and vertical lengths of the first execution screen 670 in proportion to the distance, the first execution screen 681 is displayed on the transparent display unit 151 (see FIG. 16C). In addition, when the controller 180 detects that a touch and drag signal 843 is generated on one edge of the third execution screen 672 (see FIG. 16C), the third execution screen ( In operation 672, the third execution screen 683 whose size is changed in proportion to the distance at which the touch and drag signal is generated is displayed on the transparent display unit (see FIG. 16D).

17 is an image of a mobile communication terminal showing a third application example of the third embodiment of the present invention.

As shown in FIG. 17A, a predetermined main screen 750 is displayed on the electronic paper 155, and an application of a web browser among predetermined menus is executed on the transparent display unit 151 to execute a web image ( 683) is indicated.

When the controller 180 detects that the third touch signal 851 and the fourth touch signal 852 are generated on the web image 683 displayed on the transparent display unit 151, the controller 180 (b) of FIG. As shown in FIG. 3, the web image 683 is changed into a three-dimensional web image 690 to have a perspective on a two-dimensional plane and displayed on the transparent display unit 155.

In addition, when the controller 180 detects that the zoom-in icon 502 or the zoom-out icon 501 selection signal displayed on the electronic paper 155 is input, the controller 180 enlarges or reduces the screen size of the 3D web image 690. It can be displayed on the transparent display unit (refer to (c) and (d) of FIG. 17).

18 is an image of a mobile communication terminal showing a modification of the third application example of the third embodiment of the present invention.

As shown in FIG. 18A, a predetermined main screen 750 is displayed on the electronic paper 155, and an application of a web browser among predetermined menus is executed on the transparent display unit 151 to execute a three-dimensional web. Image 690 is displayed.

The controller 180 copies the 3D web image when it detects that the first touch and drag signal 861, 862 is generated from one edge of the 3D web image 690 to one vertex. When the controller 180 continuously detects the occurrence of the second touch and drag signal 870 on the 3D web image 690, the controller 180 moves the 3 on the area moved in proportion to the distance of the second touch and drag. A web image 695 obtained by copying the dimensional web image 690 is displayed on the transparent display unit 151 (see FIG. 18B). That is, the user inputs a predetermined first touch signal on the application execution screen to copy to designate a copy selection area, and then continuously inputs a predetermined second touch signal to copy on the area to be moved on the transparent display unit. The run screen can be moved.

19 is an image of a mobile communication terminal showing another modification of the third application example of the third embodiment of the present invention.

As shown in FIG. 19A, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 may include a main screen including predetermined visual information (menu icon, etc.) on the electronic paper 155. 750). The user may execute the selected application on the transparent display unit 151 by touching at least one menu displayed on the main screen 750 through an input device (finger).

Here, the first web image 670, the second web image 671, and the third web image 672 are displayed on the transparent display unit 151. The controller 180 continuously operates the 5-1 th touch signal 81-1 and the 5-2 th touch signal 851-2 and the second web image 671 which are continuous on the first web image 670. A sixth-first touch signal 851-3 and a sixth-second touch signal 851-4 that are continuous on the bidirectional drag signal 880 and the third web image 672 are detected. In this case, as shown in (b) of FIG. 19, the controller controls the first web image 670 and the third web image 672 to which a continuous touch signal is input. 1,690-2), and the second web image 671 to which the bi-directional drag signal is input is placed on the transparent display unit area that does not overlap with the 3D web images 690-1 and 690-2. 683-1).

20 is an image of a mobile communication terminal showing a modification of the third application example of the third embodiment of the present invention.

As shown in FIG. 20A, when power is first applied to the mobile communication terminal through the power supply unit, the controller 180 includes a main screen 750 including predetermined visual information (menu icon) on the electronic paper 155. ). The user may execute the selected application on the transparent display unit 151 by touching at least one menu displayed on the main screen 750 through an input device (finger).

Here, the first web image 670, the second web image 671, and the third web image 672 are displayed on the transparent display unit 151. The controller 180 continuously operates the 5-1 th touch signal 81-1 and the 5-2 th touch signal 851-2 and the second web image 671 which are continuous on the first web image 670. 7-1 touch signal 851-5 and 7-2 touch signal 851-6 successive to each other, 6-1 touch signal 851-3 consecutive to the third web image 672 And a 6th-2 touch signal 851-4. In this case, as shown in (b) of FIG. 20, the controller 180 controls the first web image 670, the second web image 671, and the third web image 672 to which continuous touch signals are respectively input. Are changed to three-dimensional web images 696,697,698 with perspective, respectively, and displayed on the transparent display unit 151.

Therefore, according to the third embodiment of the present invention, the user can select at least one menu displayed on the electronic paper to execute the selected application on the transparent display unit, and also change the execution screen to a desired size and shape by variously. You can multitask conveniently.

In addition, according to an embodiment of the present invention, the above-described method may be implemented as code that can be read by a processor in a medium in which a program is recorded. Examples of processor-readable media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and may be implemented in the form of a carrier wave (for example, transmission over the Internet). Include.

The mobile communication terminal having the electronic paper described above and the control method applied thereto are not limited to the configuration and method of the above-described embodiments, but the embodiments may be modified so that various modifications can be made. All or part of the examples may be optionally combined.

Claims (20)

A first display unit including a transparent display;
A second display unit made of electronic paper; And
When a predetermined first screen is displayed on the first display unit and a predetermined touch input executed on the first display unit is received, the second display unit is driven and the second display unit is a second predetermined screen. A mobile terminal having a dual display unit comprising a control unit for controlling to display.
The method of claim 1,
The control unit
When a predetermined first screen is displayed on the first display unit and a predetermined touch input executed on the first display unit is received, an electrical signal for displaying visual information (data) is displayed on part or all of the transparent display. A mobile terminal having a dual display unit, which controls not to output and simultaneously drives the second display unit and controls to display a predetermined second screen on the second display unit.
The method of claim 1,
The predetermined touch input includes a dual display unit which is a long touch or a preset touch gesture.
The method of claim 1,
The control unit
The first display is controlled to display at least one of multimedia data and text data such as a moving image and a color image on the first screen, and when a predetermined touch input is received on the text data or multimedia data of the first screen. A mobile terminal having a dual display unit for controlling the display to display the multimedia data on the display unit and the text data on the second display unit.
The method of claim 1,
The control unit
The first screen is controlled to display at least one of multimedia data such as a moving image and a color image, and text data having link information or URL information, and receives a predetermined touch input on the text data or multimedia data of the first screen. In this case, the first display unit displays the first screen as a 3D screen, and the second display unit controls to display the character data connected to the link or URL and the character data of the first screen, dual display A mobile terminal having a wealth.
The method of claim 1,
The control unit
To simultaneously display the first screen and the second screen externally in proportion to the touch-and-drag distance input on the edge of the first screen displayed on the first display unit or the second screen displayed on the second display unit. A mobile terminal having a dual display unit for controlling.
The method of claim 1,
The control unit
When a predetermined menu is displayed on the second display unit and a predetermined touch input for selecting the predetermined menu is received, the first display unit drives the first display unit and simultaneously displays another application execution screen on the touch input. A mobile terminal having a dual display unit for controlling to display on.
The method of claim 7, wherein
The control unit
A mobile terminal having a dual display unit for controlling to change the execution screen displayed on the transparent display unit by at least one touch input.
The method of claim 8,
The control unit
And changing the execution screen to a three-dimensional screen according to two consecutive touch inputs for a preset time inputted on the execution screen.
The method of claim 8,
The control unit
The execution screen is copied by a first touch and drag for a preset time input on the execution screen, and the execution screen copied by successive second touch and drag is moved by the second touch and drag distance. The mobile terminal having a dual display unit.
Displaying a predetermined first screen on a first display unit including a transparent display;
Receiving a predetermined first signal according to a movement of an object in contact with or in proximity to a predetermined area on the first display unit; And
In response to the predetermined first signal, driving a second display unit made of electronic paper and displaying a predetermined second screen on the second display unit. .
12. The method of claim 11,
And in response to the predetermined first signal, not outputting an electrical signal for displaying visual information (data) on part or all of the transparent display; data display method in a mobile terminal having a dual display unit.
12. The method of claim 11,
The predetermined area on the first display unit is an area where text data on the first screen is located.
In response to the predetermined first signal, driving the second display unit made of electronic paper and displaying the predetermined second screen on the second display unit
Character data on the first screen is displayed on a second display unit, and an electrical signal for displaying visual information (data) is not output on the transparent display positioned in an area where the character data is displayed on the second display unit. A data display method in a mobile terminal having a dual display unit.
The method of claim 11,
The first screen displays multimedia data and text data such as moving images and color images,
In response to the predetermined first signal, driving the second display unit made of electronic paper and displaying the predetermined second screen on the second display unit
In response to a predetermined first signal according to a long touch or a preset touch gesture input to text data or multimedia data of the first screen, the first display unit displays the multimedia data, and the second display unit text data. Displaying data in a mobile terminal having a dual display unit which is a step of displaying.
The method of claim 11,
The first screen displays multimedia data such as a video, a color image, and the like, and text data having link information or URL information.
In response to the predetermined first signal, driving the second display unit made of electronic paper and displaying the predetermined second screen on the second display unit
In response to a predetermined first signal according to a long touch or a predetermined touch gesture input to text data or multimedia data of the first screen, the first display unit displays the first screen as a three-dimensional screen, and a second The display unit is a data display method in a mobile terminal having a dual display unit which is a step of displaying the character data of the first screen and the text data connected by a link or URL.
12. The method of claim 11,
Receiving a predetermined second signal according to a movement of an object in contact with or in proximity to a predetermined area on the first display unit; And
And simultaneously displaying the first screen and the second screen to the outside in proportion to the touched and dragged distance input on the edge of the first screen or the second screen in response to the predetermined second signal. A data display method in a mobile terminal having a display unit.
Displaying a predetermined menu on the electronic paper;
Driving a transparent display unit when receiving a predetermined touch input for selecting the predetermined menu; And
And displaying an application execution screen according to the touch signal on a transparent display unit.
The method of claim 17,
And changing the execution screen displayed on the transparent display unit by at least one or more touch inputs.
19. The method of claim 18,
Changing the execution screen displayed on the transparent display unit by the at least one touch input
And changing the execution screen to a three-dimensional screen according to two consecutive touch inputs during a preset time input on the execution screen.
19. The method of claim 18,
Changing the execution screen displayed on the transparent display unit by the at least one touch input
Copying the execution screen by a first touch and drag for a preset time input on the execution screen, and moving the execution screen copied by successive second touch and drag by the second touch and drag distance. A data display method in a mobile terminal having a dual display unit.

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